Color of nitric acid is light yellow due to the presence of__________________?
A. NO
B. NO2
C. N2H5
D. NH3
Fertilizer Technology
Catalyst used in steam reforming of naphtha is__________________?
Catalyst used in steam reforming of naphtha is__________________?
A. Nickel
B. Platinum
C. Silica gel
D. Rhodium
Steam reforming of naphtha produces ammonia synthesis gas. This is a/an ____________ process?
Steam reforming of naphtha produces ammonia synthesis gas. This is a/an ____________ process?
A. Autocatalytic
B. Endothermic
C. Exothermic
D. Non-catalytic
Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of____________________?
Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of____________________?
A. Comparatively higher pressure drop
B. High cost of the high pressure vessel used for the reactor
C. Higher pumg cost
D. Chances of entrainment and disturbance of catalyst bed
Nitrolime is___________________?
Nitrolime is___________________?
A. Calcium nitrate
B. Calcium ammonium nitrate
C. A mixture of nitric acid and lime
D. A mixture of ammonium nitrate and calcium nitrate
Tricresyl phosphate is chemically represented as___________________?
Tricresyl phosphate is chemically represented as___________________?
A. (CH3 C6 H4)3 PO4
B. Ca10(PO4)3F6
C. (NH4)2HPO4
D. NH4H2PO4
Ammonium nitrate is___________________?
Ammonium nitrate is___________________?
A. Having about 40% N2
B. Not hygroscopic
C. Not prone to explosive thermal decomposition
D. Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer
Triple superphosphate is made by reacting phosphate rock with _____________ acid?
Triple superphosphate is made by reacting phosphate rock with _____________ acid?
A. Phosphoric
B. Nitric
C. Sulphuric
D. Hydrochloric
The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is _____________ fertiliser?
The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is _____________ fertiliser?
A. Nitrogenous
B. Phosphatic
C. Potassic
D. None of these
Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils ?
Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils ?
A. Urea
B. CAN
C. Ammonium sulphate
D. Calcium cyanamide